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Irene Jackson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cheyenne-County, Colorado
Our Model Tree links this Irene Jackson across the 1920, 1930 and 1940 US Censuses in Cheyenne-County, Colorado (XGBoost, ~Confirmed), with identified parents Mary & Abraham — first a daughter (b.~1905), then head of a 3-person household.
Age 35
b. ~1905
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cheyenne-County, Colorado |
| Surname | Jackson |
| Given Name | Irene C. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Precinct 5 |
| 1935 Residence (County) | Cheyenne |
| Additional Details | |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Precinct 5 |
| Est. Birth Year | ~1905 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Irene | Age | Birth yr |
|---|---|---|---|---|
| Edwin Jackson | Son | — | 39 | ~1901 |
| Abe Jackson | Head | — | 73 | ~1867 |
| Irene Jackson | Daughter | — | 35 | ~1905 |
Census Appearances
1920
Cheyenne, Colorado
Daughter, age 16
Cheyenne, Colorado · implied b. ~1904 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Irene C |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Cheyenne, Colorado
Daughter, age 25
Cheyenne, Colorado · implied b. ~1905 — 48 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Irene C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Housekeeper |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Cheyenne-County, Colorado
Daughter, age 35
Cheyenne-County, Colorado · implied b. ~1905 — 3 household members
| Surname | Jackson |
| Given Name | Irene C. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Precinct 5 |
| 1935 Residence (County) | Cheyenne |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Irene Jackson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Jackson (~0.92 confidence) and father Abraham Jackson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Jackson
b. ~1866
Source mother
● Household
· direct · ~0.92
Father
Abraham Jackson
b. ~1868
Source father
● Household
· direct · ~0.92
This person
Anchor record
Irene Jackson
Daughter · 1940 · age 35 · b. ~1905 · Colorado
★ You are viewing this record
Sibling
Edwin Jackson
Sibling · 1940 · age 39
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Cheyenne-County, Colorado
Open full size
1940 US Federal Census — Cheyenne-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00458-00386)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Helen J. Cummings | 75 | daughter | — | Colorado |
| 42 | George Z. Rathmeier | 48 | head | Farmer | Nebraska |
| 43 | Dora Rathmeier | 40 | wife | — | Kansas |
| 44 | Mary D. Rathmeier | 40 | daughter | — | Kansas |
| 45 | Donis Jean Rathmeier | 17 | daughter | — | Colorado |
| 46 | Wayne D. Rathmeier | 13 | son | — | Nebraska |
| 47 | Fred Mahlberg | 55 | head | Farmer | Kansas |
| 48 | Lou Mahlberg | 42 | wife | — | Kansas |
| 49 | Lawrence J. Mahlberg | 24 | son | Farmer | Arkansas |
| 50 | Carl M. Mahlberg | 19 | son | New Worker | Colorado |
| 51 | Francis N. Mahlberg | 17 | son | — | Colorado |
| 52 | Gerald H. Mahlberg | 13 | son | — | Colorado |
| 53 | John W. Dove | 65 | head | Farmer | England |
| 54 | Bertha M. Dove | 61 | wife | — | Iowa |
| 55 | Abe Jackson | 73 | head | — | Iowa |
| 56 | Edwin A. Jackson | 39 | son | Farmer | Iowa |
| 57 | Irene C. Jackson THIS PERSON | 35 | daughter | — | Iowa |
| 58 | Joseph L. Mahlberg | 51 | head | Farmer | Kansas |
| 59 | Mary A. Mahlberg | 51 | wife | — | Nebraska |
| 60 | Irene A. Mahlberg | 18 | daughter | — | Colorado |
| 61 | E. Guy Hetman | 43 | head | Laborer | Kansas |
| 62 | Stella M. Hetman | 37 | wife | — | Kansas |
| 63 | H. Eileen Hetman | 16 | daughter | — | Colorado |
| 64 | Margaret E. Hetman | 13 | daughter | — | Colorado |
| 65 | Clarence R. Hetman | 6 | son | — | Colorado |
| 66 | Alvin D. Hetman | 4 | son | — | Colorado |
| 67 | Omer L. Hetman | 1 | son | — | Colorado |
| 68 | Glenn E. Hetman | 30 | head | Farmer | Kansas |
| 69 | Frank N. Hetman | 24 | brother | Farmer | Nebraska |
| 70 | Harold W. White | 33 | brother-in-law | Farmer | Nebraska |
| 71 | Edna F. White | 33 | sister | — | Kansas |
| 72 | Vern H. White | 8 | nephew | — | Colorado |
| 73 | Larry F. White | 5 | nephew | — | Nebraska |
| 74 | Samuel W. Barker | 60 | head | Farmer | Missouri |
| 75 | Amanda M. Barker | 48 | wife | — | Indiana |
| 76 | Myrtle M. Barker | 17 | daughter | Waitress | Colorado |
| 77 | Mildred P. Barker | 13 | daughter | — | Colorado |
| 78 | Ida M. Barker | 10 | daughter | — | Colorado |
| 79 | Leon L. Grojean | 57 | head | Rancher | Missouri |
| 80 | Sophia S. Grojean | 54 | wife | — | Missouri |
Pedigree Summary
Irene + 1 sibling
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)